紫菀对菜粉蝶生长发育的影响

Affection of Aster Tataricus Extraction on the Development of Pieris Rapae

采用浸叶法 ,就紫菀 (AstertataricusL .f)甲醇提取物对菜粉蝶 (PierisrapaeL .)幼虫生长发育的影响进行了测定。结果表明 ,紫菀甲醇提取物对菜粉蝶幼虫的生长发育有明显的影响 ,处理后幼虫的体重减轻 ,化蛹后的蛹重减轻 ,化蛹日期推迟 ,化蛹率降低。

Affections of Aster Tataricus Extraction on the development of Pieris Rapae by dp leaf were tested.The results showed that the weight of the 5 th -instar larvae and pupa was reduced,development was resisted and mortality was great.